Revision history of "1991 IMO Problems/Problem 3"

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  • (cur | prev) 16:45, 30 January 2021Hamstpan38825 (talk | contribs). . (5,758 bytes) (+5,758). . (Created page with "==Problem== Let <math> S = \{1,2,3,\cdots ,280\}</math>. Find the smallest integer <math> n</math> such that each <math> n</math>-element subset of <math> S</math> contains fi...")